Heat extractor for stoves

Details Heat extractor for stoves Heat extractor for stoves

1977-10-20

1978-12-12

Yuen, Henry C.

Heating systems

Air

126121, 237 52, F24B 700

Patent

active

041292510

ABSTRACT:
A heat extractor for stoves or other type heaters is disclosed. The extractor is mounted in the firebox. The extractor takes air from the room and circulates it through a closed air path in the firebox where it is heated to a high temperature and returned to the room. Air from the extractor is also supplied to the combustion chamber in a controlled manner so that the rate of fuel burning is affected. Alternative methods of supplying and controlling air to the combustion chamber are disclosed.

REFERENCES:
patent: 1006858 (1911-10-01), Lobach
patent: 1587227 (1926-06-01), Hallberg
patent: 2359197 (1944-09-01), Brooks
patent: 2375318 (1945-05-01), Mudgett
patent: 2725874 (1955-12-01), Payne
patent: 2819711 (1958-01-01), Robinson
patent: 2863443 (1958-12-01), Hoffman
patent: 3096754 (1963-07-01), Howrey
patent: 3845754 (1974-11-01), Wilkening
patent: 3896785 (1975-07-01), Nelson
patent: 3970067 (1976-07-01), Vaughn
patent: 4004731 (1977-01-01), Zung
patent: 4010728 (1977-03-01), Hempel et al.
patent: 4043313 (1977-08-01), Sherman
patent: 4061127 (1977-12-01), Fisher
patent: 4062344 (1977-12-01), Mayes

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